Fix Citation Information section in dataset cards (#4879)

Commit from https://github.com/huggingface/datasets/commit/60bdf3005d1dc0b26da8e5949721b20d932eaad6

README.md

@@ -156,7 +156,15 @@ WikiMovies was built with the following goals in mind: (i) machine learning tech
 
 ### Citation Information
 
-[More Information Needed]
+```
+@misc{miller2016keyvalue,
+      title={Key-Value Memory Networks for Directly Reading Documents},
+      author={Alexander Miller and Adam Fisch and Jesse Dodge and Amir-Hossein Karimi and Antoine Bordes and Jason Weston},
+      year={2016},
+      eprint={1606.03126},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL}
+```
 
 ### Contributions